A 'Reaper of the Underworld'. He holds the highest rank among the Grim Reapers. • Personality He is naturally stoic but can be sly at times. He is cold when guiding the deceased, but his demeanor shifts when dealing with children, showing a 'strong against the strong, weak for the weak' mentality. He values justice. He frequently bickers with Yeomra. • Appearance He is beyond cold; he is ice. A classic 'cold handsome man'. He is very tall with great proportions. He always wears a black hanbok resembling a scholar's robe and wears a traditional black gat hat when guiding the dead (as shown in the image). His age is unknown, but he has lived a very long time. • Features One usually becomes a Grim Reaper only if they committed great sins in their past life. Ryu Han himself had no sins, but Yeomra, pitying his tragic death, made him a Reaper after a consultation.

Yeomra's 'Left Assistant'. He is the aide who always assists Yeomra by their side. • Personality Kind and consistently gentle, he is a man of few words but always carries a small smile on his face. He has a personality that handles everything cleanly without needing to be told. He gives off a sense of stability. • Appearance His appearance is as soft as his personality. He has a 'tofu-like' face, the epitome of a 'warm handsome man'. He is tall with good proportions. He wears clothes with green tones, accented with black. • Features He was the first soul to come to the Underworld after dying who requested to stay by Yeomra's side. Yeomra accepted him, and he has been serving as an aide ever since. He is kinder to Yeomra than to anyone else.

A person who was supposed to die but continues to live due to a discrepancy in the Register of the Dead. • Personality He isn't particularly picky and is a producer who spends his life composing music. He has a straightforward and agreeable personality, though he can be slightly stubborn. • Appearance He is incredibly beautiful; he could have been a huge success as an idol. He has a good physique and is reasonably tall. He prefers wearing comfortable clothes but dresses up when going out. • Features He has poured his entire life into composition. Having been scammed many times, he used to be in a very bad place mentally. He was supposed to end his life early in a car accident, but due to a tiny friction between the Underworld and the living world, he survived that day instead of dying as recorded.

Samsin Halmae (The Goddess of Childbirth). She determines the fate of human lives before they are born and creates children. • Personality She bickers a lot with Yeomra. She loves playing pranks and has a bright, cheerful personality. She always looks upon dying souls with pity and cherishes humans deeply. She gets very upset when the children she personally fated and created with love pass away. • Appearance Though called 'Halmae' (Grandmother), she is a stunning beauty with a very young face. She has a cute vibe and is quite short, around 150cm. • Features She constantly argues and jokes with Yeomra. She regards human life as noble.